But Jaime King couldn't help but let her playfulness take over as she jiggled about to a Beyoncé hit during a baby photo shoot with her husband Kyle Newman.
The pregnant 34-year-old injected a dose of fun into the shoot, interrupting the couple's sweet and loved-up poses with hilarious impromptu dance moves as Crazy In Love played in the background.
Blonde beauty: heavily pregnant Jaime King posted a rather cute Instagram video on Saturday giving a preview of a photoshoot she and her husband Kyle Newman were doing
Girls just wanna have fun: the 34-year-old actress could not help but dance around as Beyonce's Crazy In Love played during the couple's shoot
Jaime wore a basic pink tank and looked utterly demure as the couple prepared to have a few special moments captured.
Beyoncé's dance floor hit Crazy In Love played on as Jaime flashed the camera a cute gaze and moved to the beat.
Demure: the blonde bombshell looked stunning as she prepared for her baby shoot immediately prior to breaking out her dance moves
But as Beyoncé's chorus hit, Jaime broke her pose and let loose, hilariously dancing up a storm.
Her bemused husband shot the camera a deadpan stare as she jiggled out of his arms to the beat.
She couldn't help herself: Jaime started jiggling to Beyonce's dance floor hit
The Fanboys actress announced her pregnancy in May of this year and has wowed onlookers with her impressive maternity style ever since.
Jaime has looked nothing short of chic on every outing, often opting for a stanard pair of jeans in lieu of traditional maternity wear.
She and Kyle, who are expecting their first child together, have been married since 2007.